Education Resources Information Center
http://www.eric.ed.gov/

Education World
http://db.educationworld.com/perl/browse

Libweb: Library Servers via WWW
http://sunsite.berkeley.edu/Libweb/

The New York Public Library
http://www.nypl.org/

Stanford University Humanities Databases
http://www-sul.stanford.edu/catdb/hum.html

University of Delaware Library Database
http://www2.lib.udel.edu/subj/hist/db.htm